package com.jiyun.controller;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.jiyun.common.R;
import com.jiyun.entity.User;
import com.jiyun.service.IUserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletResponse;
import java.util.List;
import java.util.concurrent.TimeUnit;

/**
 * <p>
 *  控制层
 * </p>
 *
 * @author 聪哥哥
 * @since 2023-03-10
 */
@RestController
@RequestMapping("/user")
public class UserController {

    @Autowired
    IUserService userService;
    @Autowired
    RedisTemplate redisTemplate;

    @RequestMapping("login")
    public R login(@RequestBody User user, HttpServletResponse response){
        R r = userService.findUser(user);
        User data = (User)r.getData();
        if(data!=null){
            Cookie cookie = new Cookie("uid", data.getId()+"");
            cookie.setPath("/"); // 设置cookie的有效路径，/整个项目都能用
            response.addCookie(cookie);
            // 设置登陆的有效期
            redisTemplate.boundValueOps("user:"+data.getId()).set(JSON.toJSONString(data));
            redisTemplate.boundValueOps("user:"+data.getId()).expire(30, TimeUnit.MINUTES);
        }
        return r;
    }


    /**
     * 添加接口
     */
    @RequestMapping("/add")
    public void addUser(@RequestBody User user){
        userService.save(user);
    }

    /**
     * 修改接口
     */
    @RequestMapping("/update")
    public void updateUser(@RequestBody User user){
        userService.updateById(user);
    }

    /**
     * 单个删除接口
     */
    @RequestMapping("/deleteOne")
    public void deleteOne(@RequestParam Integer id){
        userService.removeById(id);
    }

    /**
     * 批量删除接口
     * 前台ajax参数ids传入示例：1,2,3  (英文逗号分隔的字符串)
     */
    @RequestMapping("/deleteBatch")
    public void deleteBatch(@RequestParam List<Integer> ids){
        userService.removeByIds(ids);
    }

    /**
     * 根据id查询实体接口
     */
    @RequestMapping("/findById")
    public User findById(@RequestParam Integer id){
        return userService.getById(id);
    }

    /**
     * 查询所有接口
     */
    @RequestMapping("/findAll")
    public List<User> findAll(){
        return userService.list();
    }

    /**
     * 分页查询接口
     * 重要提示：启用分页功能必须在配置类中添加mybatis-plus分页的拦截器
     * 重要提示：启用分页功能必须在配置类中添加mybatis-plus分页的拦截器
     * 重要提示：启用分页功能必须在配置类中添加mybatis-plus分页的拦截器
     */
    @RequestMapping("/findPage")
    public Page<User> findPage(@RequestParam Integer page,@RequestParam Integer pageSize){
        Page<User> userPage = new Page<>(page, pageSize);
        return userService.page(userPage);
    }

}
